Convection
Hydrodynamic cooling
Exposure
Condensation

Which of the following is the most significant way in which the body cools itself?

Respiration
Perspiration
Radiation
Vasoconstriction

Why is it important to keep patients at rest when they are hypothermic?

Since the blood is warmest in the extremities, exercise or unnecessary movement could quickly circulate the warm blood and raises the core body temperature.
Since the blood is coldest in the extremities, exercise or unnecessary movement could quickly circulate the cold blood and drop the blood pressure.
Since the blood is coldest in the extremities, exercise or unnecessary movement could quickly circulate the cold blood and lower the core body temperature.
None of the above

Since the blood is warmest in the extremities, exercise or unnecessary movement could quickly circulate the warm blood and raises the core body temperature.

Which of the following terms describes the temperature of the surrounding air?

In cases of extreme hypothermia, you will find the patient unconscious, with no discernible vital signs, and skin cold to your touch with stiff joints as if they appear dead. What is the emergency care for these patients?

Contact medical control for input into the best treatment for this patient.
Call the coroner as indications are the patient is cold and deceased, which is a definitive sign of death.
Check distal CSM, apply warming packs to the extremities, and transport the patient.
Assess the carotid pulse for 30 to 45 seconds; if there is no pulse, start CPR immediately and prepare to apply the AED.

Assess the carotid pulse for 30 to 45 seconds; if there is no pulse, start CPR immediately and prepare to apply the AED.

Encouraging the patient to exercise
Giving coffee or brandy to drink
Warming the patient as quickly as possible
Applying humidified oxygen

In a hypothermic patient the coldest blood is found in what part of the patient's body?

Intestines
Heart and lungs
Head
Extremities

You arrive on the scene and find an unresponsive homeless man lying in the alleyway clutching a wine bottle. He is wearing a long-sleeved shirt, but does not have pants on. His skin feels cold to the touch. The week's temperatures have not been above 50°F. Which of the following should you do immediately after ensuring the patient has an adequate airway?

Blockage of blood flow to the brain
Extreme dilation of all the blood vessels
Failure of temperature regulation mechanisms
Heat-induced swelling of brain tissue

When submerged in water, biological death may be delayed if the water temperature is below ________ °F.

70
98.6
50
32

Regarding drowning in adults, which of the following statements is true?

Colder water improves survival chances in saltwater drowning but not in freshwater drowning.
Water temperature makes no difference in the chances of survival in either saltwater or freshwater drowning.
The colder the water, the better the chances of survival in either saltwater or freshwater drowning.
The warmer the water, the better the chances of survival in saltwater drowning.

The colder the water, the better the chances of survival in either saltwater or freshwater drowning.

Which of the following increases a scuba diver's risk of decompression sickness?

Taking cold or sinus medications before a dive
Flying within several hours after a dive
Diving on a full stomach
Breathing 100 percent oxygen before a dive

You arrive on the scene to find a scuba diver on board a boat slumped over in the captain's chair with frothy blood in his mouth. The captain states that the diver was down no more than 15 feet when he ascended rapidly and called for help. Which of the following is most likely?

Decompression sickness
The bends
Air embolism
Caisson's disease

Which of the following types of snake is NOT a pit viper?

Water moccasin
Rattlesnake
Coral snake
Copperhead

You are enjoying some time at the beach on your day off when you hear a swimmer crying for help. As you spot the swimmer about 30 feet from shore, she cries out again but appears to be getting weaker. Although there is no lifeguard on duty, there is a rowboat and a ring buoy available. Assuming you do NOT know how to swim or consider yourself a poor swimmer, which of the following should you do first?

Row the boat out to the swimmer.
Use the buoy to float out to the swimmer.
Find someone who can swim to try to swim out and save the swimmer.
Call for help and try to throw the buoy to the swimmer.

In a patient with extreme hypothermia who appears to be in cardiac arrest, you should assess the pulse for how long?

30 to 45 seconds
20 to 30 seconds
5 to 10 seconds
15 to 20 seconds

Your patient is a 24-year-old man who smoked a cigarette dipped in formaldehyde and then went outside with no shoes on and walked in the snow for about an hour. He has deep local cold injuries to both feet. Which of the following should be included in your management of this patient?

Break blisters before wrapping both feet in sterile dressings.
Have the patient sit with his feet lower than the rest of his body.
Gradually rewarm both feet.
Massage the feet briskly.

Your patient is a 44-year-old female with a history of alcoholism. She has been walking around at an outdoor fair on a hot, sunny day. She is disoriented to time; has hot, dry skin; and appears to be generally weak. Which of the following is the appropriate sequence of treatment for this patient?

Have the patient drink an electrolyte solution or sports drink and apply cold packs to her neck, armpits, and groin.
Get as much ice as possible from the food vendors at the fair, place the patient in a large container of ice, and apply oxygen by nonrebreather mask.
Give oxygen by nonrebreather mask, have the patient sip a sports drink or electrolyte solution, remove heavy clothing, and place cold packs on her neck, armpits, and groin.
Give oxygen by nonrebreather mask, remove heavy clothing, and place cold packs on her neck, armpits, and groin.

Give oxygen by nonrebreather mask, remove heavy clothing, and place cold packs on her neck, armpits, and groin.